Question

I know it's not math but I will medal and fan no one is helping in English
Which sentence uses commas correctly?

A. A creature called the sandfish lives in the sands of the Arabian Desert; the sandfish, however, is actually a lizard, not a fish.

B. A creature called the sandfish lives in the sands of the Arabian Desert; the sandfish, however, is actually a lizard not a fish.

C. A creature called the sandfish lives in the sands of the Arabian Desert; the sandfish however is actually a lizard, not a fish.

Answer 1

A.?

Answer 2

Yes, it is A.